Stump puller and stacker.



F. s. BLACKMARR. STUMP FULLER AND STACKER.

APPLICATION FILED MAR.8. 1917. 1,280,951. Patented Oct. 8, 1918.

2 SHEETSSHEET l.

F. S. BLACKMARR.

STUMP FULLER AND STACKER.

APPLICATION FILED MAR.8| 1911.

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Patented Oct. 8, 1918.

2 SHEETSSHEEI 2.

5 3334 6 7 6.5 4 3] F/GFZ UNITED STATES PATENT OFFICE.

MACHINE COMPANY, OF BAYFIELD, CONSIN.

WISCONSIN, A CORPORATION OF WIS- STUMP FULLER AND STACKER.

Specification of Letters Patent.

Patented Oct. s, 1918.

Application filed March 8, 1917. Serial No. 153,397.

To all whom it may concern:

Be it known that I, FREDERICK S. BLACK- MARK, a citizen of the United States, and resident of Bayfield, county of Bayfield, State of Wisconsin, have invented certain new and, useful Improvements in Stump Pullers and Staokers, of which the following is a specification.

This invention relates to improvements in devices designed for pulling stumps and stacking them in piles in order that they may be readily burned.

The invention consists generally in the constructions and combinations hereinafter described and particularly pointed out in the claims.

In the accompanying drawings forming part of this specification,

Figure 1 is a side elevation of a mecha nism' embodying my invention,

Fig. 2 is a plan view of the same,

Fig. 3 is a detail showing the manner in which the pulling cable is applied to a stump for the purpose of pulling it out of the ground,

Fig. 4 is a detail showing the connection between the mast and the'supporting yoke.

In the drawings, 2 represents the base of the machine preferably composed of longitudinally extending runners or timbers having the ends cut away on upward curves so as to permit said base and the mechanism carried thereby to be readily drawn along the ground and moved from one place to another. As here shown there are two main timbers on which the drums and mast are secured and a parallel side timber which with one of the main timber supports a suitable platform 3 and cross timbers 4 which form a base for a suitable engine or motor 5. This platform also forms a support for certain parts of the gearing as hereinafter described. Mounted preferably in upright position within side plates 6, 6, is a pulling drum 7. This drum is preferably driven directly from the engine shaft through suitable reduction gearing by means of which the drum is rotated slowly while the power exerted by the engine through said drum, in the pulling operation, is multiplied many times. A suitable clutch 8 is provided under control of a lever 9 by which the engine shaft may be coupled directly to the drum shaft. A suitable lever 10 is also provided by means of which the gearing of the drum may be disconnected so as to perm1t the drum 7 to be rotated freely in either direction. A cable 11 is wound upon the drum and the end of this cable may be attached to the stump to be pulled out of the ground in any suitable manner. I prefer to provide a chain 12 that is passed around the stump and over the top thereof and hasits end connected to the end of the cable, as illustrated in Fig. 3 of the drawings.

I make no claim in this application to the construction of the pulling drum or the means connecting the same with the engine, as I have shown, described and claimed the drum and its engine connection in an application for patent entitled Differentiallygeared drums filed of even date herewith.

In using the apparatus for pulling stumps the base of the machine is firmly anchored by suitable cables 13 connected to the rear end of the base and fastened to suitable stumps, trees or other suitable anchoring devices. I also prefer to provide additional holding cables 14 having their ends connected to the top of the drum frame, these cables being also fastened to suitable anchoring means.

After the stumps are pulled out of the ground it is desirable to draw them together and stack them in suitable piles for burning. For this purpose I provide an auxiliary frame mounted upon the rear of the base 2. This frame is preferably formed of metal and it may be made integrally with the frame of the pulling drum. It is here shown provided with upright standards 15 having bearings 16 for the shaft 17 of a suitable hoisting drum 18. The shaft 17 of this drum extends a considerable distance over the platform 3 and is supported at its ends in a bearing in a suitable standard 19 secured upon said platform. The shaft 17 is provided with a large gear 20 which is in mesh with the smaller gear 21 mounted directly upon the engine shaft and adapted to be connected thereto by a suitable clutch 22 having an operating lever 23. By connecting the gear 21 with the engine shaft through the clutch 22 I am enabled to drive the large gear 20, the shaft 17 and the drum 18 at any desired speed.

The standards 15 are preferably provided with outwardly projecting trunnions 2 1 through which the shaft 17 passes. A yoke 25 is mounted upon these trunnions and is free to swing thereon, its movement being limited only by the base upon which the machine is supported in one direction and by the frame of the pulling drum in the other direction. The cross bar of the yoke is provided With an opening forming a step bearing Which receives and holds the step of the mast andits position is regulated in the usual Way by a cable 33 having one end at tached to a bracket 34, near the top of the mast, said cable being passed back and forth over pulleys 35 and 36 and having its free end connected to a Windlass 37 near the lower end of the mast. The hoisting cable '38 passes from the drum 18 over a shea e 39at the lower end of the boom and passing also over a sheave 40 at the upper end of the boom. The end of the cable is provided With suitable lifting books- 41 by means of which a stump may be grasped, hauled inwardly and hoisted onto a pile or stack at any convenient point near the machine. In clearing land it is desirable to pile the stumps into stacks of convenient size for burning. The lifting hooks are provided with a suitable trip 42 to Which a. cord 43 maybe connected. By'pnll'ing upon this cord the trip is operated and the stump is released from the lift ing hooks. The ends :of the lifting hooks are provided With suitable jaws for grasping the stumps.

Ido not in this application claim the construction of .the lifting hooks herein illustrated, :as the same are fully illustrated, described and claimed in an application filed by me .of even date herewith entitled .Improvements in lifting hooks. 1, therefore, deem it unnecessary .to il-lustrateor describe in detail in this application the construction and mode of operation of said hooks.

I a I also prefer to provide a small drum 44 preferably mounted in bearings 45 supported upon the frame of the pulling drum and having a shaft 46 with its end supported in a bearing 47 formed in a standard 48 carried upon one of the cross timbers 4. The shaft 7 46 is provided avith a pair of flange pulleys 49 and 50, The engine shaft is also provided 61. These pulleys are attached "by suitable 7,

means to any suitabl supports that may be convenient, such as trees or stumps. The cable 5.? which I designate afipull back cable is preferably provided with a suitable grab "hook 62, which may be fastened to it in any convenient manner. The cable .57 is preferably .of considera ble length and it may be carried to any convenient oint near or beyond the place Wherethe stumps operated upon are located.

Wjhena stump has been brought by the stacking cable and placed on the pile, the

endfof the stacking cable may be connected .to the hook 62,. One of the belts being tightened the drum 44 will be rotated and theend of the stacking cable will be carried 'outby the movement of the pull back cable 57 to, or near to, the point Where the lifting hooks are to be afiixed to another stump.

One oft hespecialadvantagesobtainedfrom my construction and arrangement of partsis derived from the location of the mast on the yoke directly over theshaft l? of. the stacking drum 18 This brings the Weight of the mast and boom and theload carried thereby directlyomto the standards 15 and the point Where the anchoring cables 13 are attached. The entire weight of these parts being'upon this portion of the base assists in holding the :device in place during the pulling and stacking operation. It will be understood that the pulling and stacking operations may be carried on simultaneously, both .the pulling and stacking drums being operated from the. same engine. It vvill also be understood that the mast and boom are apable of turning in either direction being limited only in their movement by the pos1t1on of the cables .31 It will also be Understood ,that these-cables may :bexextended either forward or back or :to either side of the apparatus Without interfering with the operation of any of ,the mechansin. V

The mounting of the boom intheswinging yoke 25 enables the mast and boom .to be quickly and easily erected. When these pants, are-to. be assembled the yoke is turned .downto a substantially horizontal position and ';tl16gSt$;]'-) of the mast is inseuted into .the

opening in the yoke. The end of the stack ing cable, .or thelend of the ;.pu lling cable,

prefena-hly the 'fonmer, is carried forward and up over the drum 44. It is then carried back and attached to the boom, which will have been drawn up against the mast, and the boom and mast are then pulled by this cable into a vertical position. The cables 31 are then fastened to suitable ancho 'ages, the boom lowered and the device is ready for operation.

I claim as my invention:

1. In a stump puller and stacker, the combination with a suitable base, of a hoisting drum mounted in suitable standards on said base, a yoke extending above said hoisting drum and provided with a step bearing, a mast having a step mounted in the bearing in said yoke, a boom pivotally connected to the lower end of said mast, and a cable upon the hoisting drum passing over sheaves upon said boom.

2. In a stump puller and stacker, the combination with a suitable base, of a hoisting drum mounted in suitable standards on said base, a platform secured to said base at one side thereof, a suitable motor mounted upon said platform, means for driving said drum from said motor, a yoke extending above said hoisting drum and provided with a step bearing, a mast having a step mounted in the bearing in said yoke, a boom pivotally connected to the lower end of said mast and a cable upon the hoisting drum passing over sheaves upon said boom.

3. In a stump puller and stacker, the combination with a suitable base, of a hoisting drum mounted in suitable standards on said base, means for rotating said drum, a yoke extending above said hoisting drum and provided with a step bearing, a mast having a step mounted in the bearing in said yoke, means for holding said mast in an upright position, a boom pivotally connected to the lower portion of said mast above said yoke, and a cable upon the hoisting drum passing over sheaves upon said boom.

4. In a stump puller and stacker, the combination with a base, of a hoisting drum mounted on said base, a yoke extending above said hoisting drum, a mast mounted in said yoke, a boom pivotally connected to said mast, a cable arranged upon said hoisting drum and passing over sheaves on said boom, a drum mounted in bearings. upon the frame of said machine, means for rotating said last named drum in either direction, an endless cable wound in opposite directions upon said last named drum, means arranged at a distance from said base for supporting the outer portion of said endless cable, and means upon said endless cable adapted to engage the end of the hoisting cable. and draw said hoisting cable out to any desired point for attachment to its lead.

5. In a stump puller and stacker, the

combination with a suitable base, of a hoisting drum mounted upon said base, a mast mounted upon said base, a boom pivotally connected to said mast, a cable arranged upon said hoisting drum and passing over sheaves on said boom, a drum provided with means for rotating it in either direction, an endless cable wound in opposite directions upon said last named drum, means arran ed at a distance from said base for supporting the outer portion of said endless cable, and means upon said endless cable adapted to engage the end of the hoisting cable and draw said cable out to any desired point for attachment to its lead.

6. In a stump puller and stacker, the combination, with a suitable base having standards thereon, of a hoisting drum mounted in standards, a yoke pivotally mounted upon the shaft of said hoisting drum and adapted to swing from a vertical to a horizontal position, said yoke being provided in the cross bar thereof with a step bearing, a mast having a step adapted to be inserted into said bearing, a boom pivotally supported upon said mast, whereby the yoke may be swung into a horizontal position, the step of the mast inserted in the bearing in the yoke, and the yoke, boom and mast, be then swung into an upright position, means for holding the mast in an upright position, and a cable upon said hoisting drum eXtending over sheaves upon said boom.

7. In a stump puller and stacker, the combination with a suitable base having standards thereon, of a hoisting drum mounted in said standards and provided with a hoisting cable a yoke pivotally mounted upon the shaft of said hoisting drum and adapted to swing from a vertical to a horizontal position, said yoke being provided in the cross bar thereof with a step bearing, a mast having a step adapted to be inserted in said bearing, a boom pivotally supported upon said mast, and an independent drum in front of said hoisting drum, whereby said yoke may be swung into a horizontal position, the step of the mast insorted in the bearing in the yoke, the hoisting cable passed under and then over said independent drum and attached to said boom and mast, and the yoke, boom and mast be raised by said hoisting cable into an upright position, and means for holding the mast in such upright position.

In witness whereof, I have hereunto set my hand this 5th day of December 1914.

FREDERICK S. BLACKMARR.

Witnesses:

GENEVIEVE E. SonnNsnN, EDWARD A. PAUL.

Copies of this patent may be obtained for five cents each, by addressing the Commissioner of Patents, Washington, D. 0. 

